package com.tom.demo.common.config;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

import javax.annotation.Resource;

@Configuration
public class RedisConfig {

    @Resource
    private ObjectMapper objectMapper;

    /**
     * 自定义:RedisTemplate，Jackson2JsonRedisSerializer序列化redis不要乱码
     * @param redisConnectionFactory
     * @return
     */
    @Bean
    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<Object, Object> redisTemplate = new RedisTemplate<>();
        redisTemplate.setConnectionFactory(redisConnectionFactory);

        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);

        // setVisibility: 允许更改底层VisibilityChecker的配置，以更改自动检测的属性类型的详细信息
        // 这个代码这将使所有成员字段无需进一步注释即可序列化，而不仅仅是公共字段;
        objectMapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        jackson2JsonRedisSerializer.setObjectMapper(objectMapper);

        // 设置key和value序列化规则

        redisTemplate.setKeySerializer(new StringRedisSerializer());
        redisTemplate.setValueSerializer(jackson2JsonRedisSerializer);

        // 设置hashKey和hashValue的序列化规则
        redisTemplate.setHashKeySerializer(new StringRedisSerializer());
        redisTemplate.setHashValueSerializer(jackson2JsonRedisSerializer);

        // 设置支持事务
        redisTemplate.setEnableTransactionSupport(true);
        redisTemplate.afterPropertiesSet();

        return redisTemplate;
    }
}
